id	domain	url
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	www.bitcoin.org	www.bitcoin.org
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	ww2.frost.com	https://ww2.frost.com/files/8615/0227/3370/why_h
biht-8	www.hashcash.org	http://www.hashcash.org/papers/hashcash.pdf
biht-8	doi.org	https://doi.org/10.30953/bhty.v1.8
biht-8	creativecommons.org	http://creativecommons.org/licenses/by-nc/4.0
biht-8	creativecommons.org	http://creativecommons.org/licenses/by-nc/4.0